package com.han.adapter.object_adapter;

/**
 * @ClassName Computer
 * @Description 计算机类
 * @Author duoduo Han
 * @Date 2024/6/6 15:31
 */
public class Computer {
    //从SD卡中读取数据
    public String readSD(SDCard sdCard) {
        if (sdCard == null) {
            throw new NullPointerException("sd card is not null");
        }
        return sdCard.readSD();
    }
}
